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  • OPA227: Constant current source application with opa227

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    Part Number: OPA227 Tool/software: Hi TI expert I am now ready to use opa227 in a constant current source application. The annex is a constant current source circuit and loop stability simulation , the load is connected to GND , the sampling resistor…
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  • OPA227: OPA227 output has negative（positive） bias, when using a capacitive voltage sensor

    TI Thinks Resolved
    Part Number: OPA227 Other Parts Discussed in Thread: OPA191 , OPA277 Tool/software: 1. The principle of capacitive voltage sensor is shown in the picture: 2. The schematic diagram of the design, as shown in the picture: (The schematic only leaves a…

  • OPA227: I only want to delete my account.

    TI Thinks Resolved
    Part Number: OPA227 Tool/software: How can I delete my account. Thank you for your time.
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  • OPA227: regarding to the linearity

    Resolved
    Part Number: OPA227 Other Parts Discussed in Thread: OPA210 , OPA197 , OPA192 Hello team, I have a question about regarding thread above. Could you suggest a device similar to the OPA227 with improved linearity on the negative side? Regards, …
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  • OPA355 and OPA227 : noise information in macro view of TINA simulation

    Other Parts Discussed in Thread: OPA355 Hello this is seongmun kim nowaday, i am running to simulation about noise analysis. but example noise information in macro is not correct for analysis. can i share the inforamtion about noise component for OPA355…
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  • OPA227: How to add TTL or PWM switching to control a constant current source circuit?

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    Part Number: OPA227 Other Parts Discussed in Thread: LM3409 , Hi Team, If the customer want to add TTL control, what should they do? 1) the preliminary preparation is shown as below, a MOS tube is connected in series. However, it was found that…
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  • OPA227: OPA227U maximum power dessipation

    TI Thinks Resolved
    Part Number: OPA227 Hi team Good day! Our customer want to know : OPA227U maximum power dessipation could you please help this？ Thank you so much! Regards Aosker

  • OPA227: Closed Loop Output Impedance

    TI Thinks Resolved
    Part Number: OPA227 Hello Guys, Good day. Our customer wanted to know the closed loop output impedence of OPA227U. Is this available? Thanks in advance! Art
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  • OPA227: Long Term Drift

    Resolved
    Part Number: OPA227 Other Parts Discussed in Thread: OPA189 Hi all My customer has a non-inverting amplifier with a gain=10 with the OPA227 and he asks about the long-term drift of the output voltage. What value can they expect ? ... and would you…
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  • OPA227: HA17741 opamp cross reference

    Resolved
    Part Number: OPA227 Hi, I need a suptitude for a discontinued HA17741 opamp. I believe OPA227 would work (the HA17741 work at lower temperature than the standard 741 opamp). If this one is not 100% compatible, do you have a better match? Thank you!
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